OpenTechnical

OT-2026-000026812

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000026812) never changes.

Identity and time

Publication numberOT-2026-000026812 · never reused
Internal UUID01a0ae72-3451-765c-851a-66818ac49ca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026812
StatusPUBLIC

Content hashes

Canonical textaf0d9c5882d14d779c49f37955af026e095d72ffd51c20a0600b0f076b3a785e
Markdown73791e250fb4801f78705aa23046c87a9b98e909ac041e1580ca5f01d2206b68
PDF
Publication pagec5ab5e8d42d685390562da1ef68f977220f9b77859467cfed44f63da2edde9ca
Manifest13db4d2a6f4a75debec879ff0e635aaa55459a135ad95c6cfdb4b284de72c4c6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature2J3CutLfG0jAMiJWktHWIxDuqIzEkkFDzZer47/ahps9MW+lhwhEHtBE4LlBxkkmZ7yv/OwGpP0bw29IQuQiCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:23.557941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026812
observed c5ab5e8d42d685390562da1ef68f9772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.543265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026812/manifest.json
observed 13db4d2a6f4a75debec879ff0e635aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.527429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026812/publication.md
observed 73791e250fb4801f78705aa23046c87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.512080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026812/publication.txt
observed af0d9c5882d14d779c49f37955af026e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.